Early Manufacturers of Telegraph and Electrical ApparatusAn early list of telegraph and electrical manufacturers T hose who have had the good fortune to come into possession of an early make of telegraph relay, sounder or key are, in many instances, at a loss in trying to establish the date of manufacture of their prize While, in most cases, the instrument bears the name of the manufacturer, there is no clue as to the year in which it was made

Philadelphia History: Chronology of significant eventsFirst church built by the Swedes consecrated on Tinicum Island July 2 New Swedes Church consecrated on the on the ground formerly occupied by the Swedes Church, Southwark December 2 William Penn arrived at Philadelphia October 25 Charter granted to the city of Philadelphia by William Penn